sumbul

from The Collaborative International Dictionary of English v.0.48

Sumbul \Sum"bul\, n. [Pers.]
   The musky root of an Asiatic umbelliferous plant, {Ferula
   Sumbul}. It is used in medicine as a stimulant. [Written also
   {sumbal}.] -- {Sum*bul"ic}, a.
   [1913 Webster]